Chop stick knife



FIG. 1 is a top plan view of a chop stick knife showing my new design;

FIG. 2 is a side elevational view;

FIG. 3 is a top perspective view;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an elevational view taken along the line 5--5 of FIG. 4; and

FIG. 6 is an end elevational view taken along the line 6--6 of FziG. 4. 

The ornamental design for a chop stick knife, as shown. 